18081356

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 32303040

約数和(自身を除く): 14221684

約数列:

[1, 2, 4, 109, 113, 218, 226, 367, 436, 452, 734, 1468, 12317, 24634, 40003, 41471, 49268, 80006, 82942, 160012, 165884, 4520339, 9040678, 18081356]

約数ペア:

[(1, 18081356), (2, 9040678), (4, 4520339), (109, 165884), (113, 160012), (218, 82942), (226, 80006), (367, 49268), (436, 41471), (452, 40003), (734, 24634), (1468, 12317)]